Chifflet, Abel. “Caudal Extension of the Exeresis in High Rectal Cancer: About 4 Observations of Multiple Rectal Cancer”. Cirugía del Uruguay 25, no. 4 (February 18, 2020): 313–328. Accessed June 12, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/1242.